Shower holder



FIG. 1 is a bottom, right-side perspective view of a shower holder showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a left side elevational view thereof, the right side elevational view being identical thereto;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a rear view thereof. 

The ornamental design for a shower holder, as shown and described. 